RH850 datasheet(8/66 Pages) RENESAS

8 / 66 page

Data Flash Access Library - Type T01, European Release

R01US0079ED0103

User Manual

Table of Contents

Chapter 1

Introduction ....................................................................... 10

Chapter 2

Architecture ....................................................................... 11

2.1 Layered Architecture .....................................................................................11

2.2 Pool Definitions..............................................................................................12

2.3 Architecture related notes.............................................................................12

Chapter 3

Functional Specifications ................................................. 14

3.1 Supported functions, commands and Flash operations ............................14

3.2 Request-response oriented dialog ...............................................................15

3.3 Background Operation ..................................................................................16

3.4 Flash Access Protection ...............................................................................17

3.5 Suspend / Resume mechanism ....................................................................18

3.6 Stand-by and Wake-up functionality ............................................................22

Chapter 4

User Interface (API) ........................................................... 24

4.1 Pre-compile configuration.............................................................................24

4.2 Run-time configuration..................................................................................24

4.3 Data types .......................................................................................................26

4.3.1 Library specific simple type definitions...............................................26

4.3.2 r_fdl_descriptor_t ..................................................................................26

4.3.3 r_fdl_request_t .......................................................................................27

4.3.4 r_fdl_command_t ...................................................................................28

4.3.5 r_fdl_accessType_t ...............................................................................29

4.3.6 r_fdl_status_t .........................................................................................30

4.4 Functions........................................................................................................31

4.4.1 Initialization ............................................................................................32

4.4.2 Flash Operations ...................................................................................33

4.4.3 Operation control...................................................................................37

4.4.4 Administration .......................................................................................42

4.5 Commands .....................................................................................................44

4.5.1 R_FDL_CMD_ERASE.............................................................................45

4.5.2 R_FDL_CMD_WRITE..............................................................................46

4.5.3 R_FDL_CMD_BLANKCHECK ................................................................48

4.5.4 R_FDL_CMD_READ ...............................................................................51

Chapter 5

Library Setup and Usage .................................................. 55

5.1 Obtaining the library ......................................................................................55

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